Daily challenge July 23, 2026 Back to calendar
Live puzzle

Sudoku

Fill every row, column, and 3×3 box with digits 1–9 — no repeats. Use notes for candidates or ask for a hint when stuck.

Grid 9 × 9 Difficulty Hard
Elapsed 00:00
Mistakes 0
Level Hard
2
5
6
2
7
8
3
9
8
5
2
4
2
6
9
5
4
4
3
6
4
9
6
8
5
7
1
6
4
5
4
1

Select a cell, then tap a number or use your keyboard. Toggle Notes to pencil in candidates.